52. _____ I went to the hospital to see Jack, who had _____ had an operation.
We liked the oil painting better____________ we looked at it.
We must keep our room clean. Dirt and disease go ____________, you know.
--Could I use your bike, Jack?--Of course, you____________.
Helen is much more kind to her youngest child than to the others,___________ of course, make the others unhappy.
--____________?--He is tall and strong.